CN115528447A

CN115528447A - Guide connection device

Info

Publication number: CN115528447A
Application number: CN202110709265.9A
Authority: CN
Inventors: 谢宏昇; 郭淯炜
Original assignee: Delta Electronics Inc
Current assignee: Delta Electronics Inc
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-12-27
Also published as: US11824288B2; EP4109683A1; US20220416454A1

Abstract

The case discloses a lead-connecting device, which comprises a shell, at least one connecting part, at least one cable and a circuit board, wherein the shell comprises a first accommodating space, a second accommodating space and at least one channel, the channel is communicated between the first accommodating space and the second accommodating space, the connecting part penetrates through the channel and comprises a clamping end and a first lead-connecting end which are arranged oppositely, the clamping end is positioned in the first accommodating space, the first lead-connecting end is positioned in the second accommodating space, at least part of the cable is arranged in the first accommodating space, the cable comprises an insulating layer and a wire core, the insulating layer is an outer ring covering the wire core, the clamping end is used for clamping the cable and synchronously puncturing the insulating layer to be in lead-connection with the wire core, the circuit board is arranged in the second accommodating space and comprises at least one second lead-connecting end, and the second lead-connecting end is contacted with the corresponding first lead-connecting end.

Description

Guide connection device

Technical Field

The present invention relates to a connecting device, and more particularly, to a connecting device with high stability.

Background

With the rising of the environmental awareness of the popularization of the power system, clean power energy has become a trend to replace petrochemical energy, and the demand of the personal electric vehicle and the electric engineering machine has been gradually increased, wherein the charging device for charging the personal electric vehicle and the electric engineering machine has also been gradually popularized, and the safety problem of the charging device is a problem that must be paid attention to, wherein the charging end and the receiving end of the charging device have characteristics of high current and high voltage, so the connection stability between the control element and the signal source of the charging device and the connection stability between the control element and the ground wire are very important. However, the conventional charging device is connected between the signal source and the control device by welding and connected between the control device and the ground by riveting, however, the process is complicated and the stability is not good.

Therefore, how to develop a conductive connection device capable of improving the above prior art is a urgent need.

Disclosure of Invention

The main objective of the present disclosure is to provide a connecting device, which has high stability.

To achieve the above objective, a broader aspect of the present invention is to provide a connecting device, which includes a housing, at least one connecting component, at least one cable, and a circuit board. The shell comprises a first accommodating space, a second accommodating space and at least one channel, and the channel is communicated between the first accommodating space and the second accommodating space. The connecting part penetrates through the channel and comprises a clamping end and a first guide end which are arranged oppositely, the clamping end is positioned in the first accommodating space, and the first guide end is positioned in the second accommodating space. At least part of the cable is arranged in the first accommodating space and comprises an insulating layer and a wire core, the insulating layer is an outer ring wrapping the wire core, and the clamping end is used for clamping the cable and synchronously puncturing the insulating layer so as to be in conductive connection with the wire core. The circuit board is arranged in the second accommodating space and comprises at least one second lead terminal, and the second lead terminal is contacted with the corresponding first lead terminal.

To achieve the above objective, another aspect of the present invention provides a connecting device, which includes a housing, a first connecting component, a second connecting component, a first cable, a second cable, and a circuit board. The shell comprises a first accommodating space, a second accommodating space, a third accommodating space, a first channel and a second channel, wherein the first channel is communicated between the first accommodating space and the second accommodating space, and the second channel is communicated between the second accommodating space and the third accommodating space. The first connecting component penetrates through the first channel and comprises a clamping end and a first guide end which are arranged oppositely, the clamping end of the first connecting component is located in the first accommodating space, and the first guide end of the first connecting component is located in the second accommodating space. The second connecting part penetrates through the second channel and comprises a clamping end and a first guide end which are arranged oppositely, the clamping end of the second connecting part is positioned in the third accommodating space, and the first guide end of the second connecting part is positioned in the second accommodating space. At least part of the first cable is arranged in the first accommodating space and comprises an insulating layer and a wire core, the insulating layer of the first cable is an outer ring covering the wire core, and the clamping end of the first cable is used for clamping the first cable and synchronously puncturing the insulating layer so as to be connected with the wire core in a conduction mode. At least part of the second cable is arranged in the third accommodating space and comprises an insulating layer and a wire core, the insulating layer of the second cable is an outer ring for coating the wire core, and the clamping end of the second cable is used for clamping the second cable and synchronously puncturing the insulating layer so as to be connected with the wire core in a conduction mode. The circuit board is arranged in the second accommodating space and comprises a plurality of second lead terminals, and the second lead terminals are respectively contacted with the first lead terminals of the first connecting part and the first lead terminals of the second connecting part.

Drawings

Fig. 1 is a schematic structural view of a docking device according to a first embodiment of the disclosure;

FIG. 2 is a schematic view of the docking assembly of FIG. 1 with the upper housing member partially separated from the lower housing member;

fig. 3 is an exploded view of the docking assembly shown in fig. 2;

FIG. 4 is an exploded view of the docking assembly of FIG. 2 from another perspective;

FIG. 5 is a schematic view of a portion of the connecting member of the docking assembly shown in FIG. 2;

FIG. 6 is a front elevational view of the docking assembly of FIG. 2 in an exploded configuration;

FIG. 7 is a schematic view of a docking mechanism according to a second embodiment of the present disclosure;

fig. 8 is an exploded view of the docking assembly of fig. 7;

FIG. 9 is a schematic view of the docking assembly shown in FIG. 7 from another perspective;

fig. 10 is an exploded view of the docking assembly shown in fig. 9.

[ notation ] to show

1. 1a: guide connection device

2: shell body

20a: first side

20b: second side

20c: third side

20d: fourth side

20e: the fifth side

20f: the sixth side

21: the first containing space

22: the second containing space

23: channel

24: first separator, second separator, separator

25a: first through hole

M1: diameter of

25b: second through hole

M2: diameter of

26a: upper casing

26b: lower shell

27: first fixed part

27a: fixed wall surface

27b: second groove

28: second fixed part

28a: fixed wall surface

28b: second groove

29: the third containing space

23a: first channel

23b: the second channel

31: first connecting part

31a: clamping end

31b: first lead terminal

31c: first side

31d: second surface

31e: a first groove

R1: width of the first groove

31f: piercing tip

θ 1, θ 3: first included angle

θ 2, θ 4: second included angle

31g: inclined surface

32: second connecting part

32a: clamping end

32b: first lead-in end

32c: first side

32d: second side

32e, and (3): the first groove

R2: width of the first groove

32f: piercing tip

32g: inclined surface

33: covering part

41: first cable

D1: wire diameter

411: insulating layer

412: wire core

d1: wire diameter

42: second cable

D2: wire diameter

421: insulating layer

422: wire core

d2: wire diameter

5: circuit board

51: second lead terminal

61: control element

62: connecting wire

71: noumenon

71a: first side

71b: second side

71c: third side

71d: fourth side

71e: the fifth side

71f: the sixth side

72: first covering part

73: second covering part

74: third covering part

Detailed Description

Exemplary embodiments that embody features and advantages of this disclosure are described in detail below in the detailed description. It will be understood that the present disclosure is capable of various modifications without departing from the scope of the disclosure, and that the description and drawings are to be regarded as illustrative in nature, and not as restrictive.

Referring to fig. 1 to 4, fig. 1 is a schematic structural view of a docking device according to a first embodiment of the present disclosure, fig. 2 is a schematic structural view of a top case part and a bottom case part of the docking device shown in fig. 1 being partially separated, fig. 3 is a schematic structural view of the docking device shown in fig. 2 being exploded, and fig. 4 is a schematic structural view of another perspective of the docking device shown in fig. 2 being exploded. As shown in the drawings, the docking device 1 of the present embodiment is applied to a charging device (not shown) for charging a load (not shown), for example, the docking device 1 may be applied to an electric vehicle charger for charging an electric vehicle. The connecting device 1 includes a housing 2, at least one first connecting component 31, at least one second connecting component 32, a first cable 41, a second cable 42, a circuit board 5, a control element 61, and a connecting wire 62.

The housing 2 includes a first accommodating space 21, a second accommodating space 22 and at least one channel 23, as shown in fig. 4. The first accommodating space 21 and the second accommodating space 22 are separated from each other at two sides of the partition plate 24 by a partition plate 24, the passages 23 penetrate through the partition plate 24 and are communicated between the first accommodating space 21 and the second accommodating space 22, wherein the number of the passages 23 corresponds to the sum of the number of the first connecting parts 31 and the number of the second connecting parts 32, in this embodiment, the number of the first connecting parts 31 is two, the number of the second connecting parts 32 is two, and the number of the passages 23 is four. Each first connecting component 31 is made of a conductive material and is inserted into the corresponding channel 23, each first connecting component 31 includes a clamping end 31a and a first connecting end 31b, which are oppositely disposed, the clamping end 31a is formed by an end of the first connecting component 31 away from the partition 24, the clamping end 31a is located in the first accommodating space 21, and the first connecting end 31b is located in the second accommodating space 22. The first cable 41 is used for transmitting a control signal of the charging device to a load, wherein at least a portion of the first cable 41 is disposed in the first accommodating space 21, and a portion of the first cable 41 is exposed outside the housing 2, and the first cable 41 includes an insulating layer 411 and a core 412, the insulating layer 411 of the first cable 41 is covered on an outer ring of the core 412, as shown in fig. 3, the core 412 is made of a conductive material and is used for transmitting the control signal of the charging device to the load. The clamping end 31a of the first connecting member 31 is used for clamping the first cable 41 in the first accommodating space 21 and synchronously piercing the insulating layer 411 of the first cable 41, so that the clamping end 31a of the first connecting member 31 is connected with the core 412 of the first cable 41.

Each second connecting component 32 is made of a conductive material and is inserted into the corresponding channel 23, each second connecting component 32 includes a clamping end 32a and a first connecting end 32b, which are oppositely disposed, the clamping end 32a is formed by an end of the second connecting component 32 away from the partition 24, the clamping end 32a is located in the first accommodating space 21, and the first connecting end 32b is located in the second accommodating space 22. The second cable 42 is used for grounding, wherein at least a portion of the second cable 42 is disposed in the first accommodating space 21, and a portion of the second cable 42 is exposed outside the housing 2, and the second cable 42 includes an insulating layer 421 and a core 422, the insulating layer 421 of the second cable 42 is wrapped around the core 422, and the core 422 is made of a conductive material and is used for grounding. The clamping end 32a of the second connecting member 32 is used for clamping the second cable 42 in the first accommodating space 21 and synchronously puncturing the insulation layer 421 of the second cable 42, so that the clamping end 32a of the second connecting member 32 is connected with the wire core 422 of the second cable 42 in a guiding manner.

The circuit board 5 is disposed in the second accommodating space 22, as shown in fig. 4, and the circuit board 5 includes at least one second connection end 51, the second connection end 51 is formed by a resilient sheet with conductive property, and is disposed at a side of the circuit board 5 adjacent to the partition plate 24, the number of the second connection ends 51 corresponds to the sum of the number of the first connection parts 31 and the number of the second connection parts 32, for example, the number of the second connection ends 51 shown in fig. 4 is four, the arrangement positions of the four second connection ends 51 respectively correspond to the arrangement positions of the two first connection ends 31b of the first connection part 31 and the arrangement positions of the two first connection ends 32b of the second connection part 32, the four second connection ends 51 are respectively engaged with corresponding engaging parts (not shown) of the housing 2, so that the circuit board 5 is fixed in the second accommodating space 22 of the housing 2, wherein each engaging part is communicated with a corresponding channel 23, and two second connection ends 51 of the four second connection ends 51 are respectively engaged with corresponding first connection ends 31b of the first connection parts 31 through the corresponding engaging parts, and the other corresponding second connection ends 51 are respectively engaged with the corresponding second connection parts 32b of the four second connection parts 32.

The control element 61 is used for transmitting a control signal of the charging device to control the load. The connection line 62 is connected between the control element 61 and the circuit board 5, and is electrically connected to the second connection end 51 through a wire in the circuit board 5, wherein a control signal transmitted by the control element 61 is transmitted to the corresponding first connection end 31b of the first connection component 31 through the second connection end 51, and further transmitted to the core 412 of the first cable 41 through the clamping end 31a of the first connection component 31 to control the load, and in addition, the control element 61 transmits a current to be grounded to the corresponding first connection end 32b of the second connection component 32 through the second connection end 51, and the clamping end 32a of the second connection component 31 transmits the current to the core 422 of the second cable 42 to be grounded.

As can be seen from the above, the connecting device 1 of the present disclosure includes two connecting

members

31, 32, the clamping ends 31a, 31B of each connecting

member

31, 32 are connected to the

cores

412, 422 of the corresponding

cables

41, 42, and the first connecting ends 31B, 32B of each connecting

member

31, 32 are in contact with the second connecting end 51 of the circuit board 5 and are further electrically connected to the control element 61, so that, compared to the conventional charging device connected between the signal source and the control element by soldering and connected between the control element and the ground wire by riveting, the connecting

members

31, 32 of the connecting device 1 of the present disclosure are connected to the

cores

412, 422 by piercing the

cables

41, 42 and connected to the circuit board 5 by contacting without additional soldering or riveting, and when the

cables

41, 42 or the circuit board 5 needs to be replaced, the connecting device 1 can be replaced by simply disassembling, so that the processing process of the connecting device 1 during assembly is easier, thereby improving the stability and the production yield of the connecting device 1 and reducing the production cost of the connecting device 1. In addition, the connection point between the first cable 41 and the first connection part 31 (i.e. the clamping end 31a of the first connection part 31) and the connection point between the second cable 42 and the second connection part 32 (i.e. the clamping end 32a of the second connection part 32) are both located in the first accommodating space 21 of the housing 2, so that the connection points are not collided by external force, and therefore, the connection points are stable and are not easy to separate.

Referring back to fig. 1 to 4, the housing 2 has a first side 20a, a second side 20b, a third side 20c, a fourth side 20d, a fifth side 20e and a sixth side 20f. The first side 20a and the second side 20b are disposed oppositely, the third side 20c and the fourth side 20d are disposed oppositely and located between the first side 20a and the second side 20b, and the fifth side 20e and the sixth side 20f are disposed oppositely and located between the first side 20a and the second side 20b and located between the third side 20c and the fourth side 20 d. As shown in fig. 4, the clamping end 31a of the first connecting member 31 has a first surface 31c, a second surface 31d, a first groove 31e and two piercing ends 31f. The first surface 31c and the second surface 31d of the clamping end 31a of the first connecting member 31 are disposed opposite to each other. The first groove 31e is formed by recessing the side of the clamping end 31a adjacent to the first side 20a of the housing 2, and is used for accommodating the first cable 41, so that the clamping end 31a clamps the first cable 41 and fixes the first cable 41 in the first groove 31 e. The two piercing ends 31f are located at two sides of the first groove 31e and are respectively connected to the first groove 31e, and the two piercing ends 31f are used for piercing the insulating layer 411 of the first cable 41 when the first cable 41 is accommodated in the first groove 31e, and further connected to the core 412 of the first cable 41. In order to make the clamping end 31a easily pierce the insulation layer 411 of the first cable 41, each piercing end 31f has an inclined surface 31g, the inclined surface 31g is adjacent to the first side 20a of the housing 2, the inclined surface 31g is located between the first surface 31c and the second surface 31d, the inclined surface 31g is inclined from the first surface 31c to the second surface 31d, and each piercing end 31f pierces the insulation layer 411 of the first cable 41 through the corresponding inclined surface 31 g.

Referring to fig. 5 in conjunction with fig. 4, fig. 5 is a partial structural schematic diagram of a connecting component of the docking device shown in fig. 2. In the present embodiment, a first included angle θ 1 is formed between the first surface 31c of the clamping end 31a of the first connecting member 31 and the inclined surface 31g, a second included angle θ 2 is formed between the second surface 31d of the clamping end 31a of the first connecting member 31 and the inclined surface 31g, the first included angle θ 1 is smaller than the second included angle θ 2, wherein the first included angle θ 1 may be, but is not limited to, 45 degrees, and the second included angle θ 2 may be, but is not limited to, 135 degrees.

As shown in fig. 4, the clamping end 32a of the second connecting member 32 has a first surface 32c, a second surface 32d, a first groove 32e and two piercing ends 32f. The first surface 32c and the second surface 32d of the clamping end 32k of the second coupling member 32 are disposed opposite to each other. The first groove 32e is formed by recessing the side of the clamping end 32a adjacent to the first side 20a of the housing 2, and is used for accommodating the second cable 42, so that the clamping end 32a clamps the second cable 42 and fixes the second cable 42 in the first groove 32 e. The two piercing ends 32f are located at two sides of the first groove 32e and are respectively connected with the first groove 32e, and the two piercing ends 32f are used for piercing the insulating layer 421 of the second cable 42 when the second cable 42 is accommodated in the first groove 32e, so as to be connected with the core 422 of the second cable 42. In order to make the clamping end 32a more easily pierce the insulation layer 421 of the second cable 42, each piercing end 32f has an inclined surface 32g, the inclined surface 32g is adjacent to the first side 20a of the housing 2, the inclined surface 32g is located between the first side 32c and the second side 32d, the inclined surface 32g is inclined from the first side 32c to the second side 32d, and each piercing end 32f pierces the insulation layer 421 of the second cable 42 through the corresponding inclined surface 32 g.

As shown in fig. 5, in the present embodiment, a first included angle θ 3 is formed between the first surface 32c of the clamping end 32a of the second connecting member 32 and the inclined surface 32g, a second included angle θ 4 is formed between the second surface 32d of the clamping end 32a of the second connecting member 32 and the inclined surface 32g, and the first included angle θ 3 is smaller than the second included angle θ 4, wherein the first included angle θ 3 may be, but is not limited to, 45 degrees, and the second included angle θ 4 may be, but is not limited to, 135 degrees.

Referring to fig. 6 in conjunction with fig. 1 to 4, fig. 6 is a front view of the conductive connection device shown in fig. 2 in an exploded structure. As shown, the first groove 31e of the clamping end 31a of the first connecting member 31 has a first groove width R1, wherein the first groove width R1 is defined as a distance between a connection point of the inclined surface 31g of one of the two piercing ends 31f of the clamping end 31a of the first connecting member 31 (i.e. the inclined surface 31g of the piercing end 31f of the clamping end 31a on the left side of fig. 5) and the first groove 31e and a connection point of the inclined surface 31g of the other piercing end 31f (i.e. the inclined surface 31g of the piercing end 31f of the clamping end 31a on the right side of fig. 5) and the first groove 31e, and the first groove width R1 of the first connecting member 31 is smaller than or equal to the wire diameter d1 of the wire core 412 of the first cable 41, so that when the first cable 41 is received in the first groove 31e, the two piercing ends 31f can respectively pierce the insulating layer 411 of the first cable 41 to be connected with the wire core 412. The first groove 32e of the clamping end 32a of the second connecting member 32 has a first groove width R2, wherein the first groove width R2 is defined as a distance between a connection point of the inclined surface 32g of one of the two piercing ends 32f of the clamping end 32a of the second connecting member 32 (i.e. the inclined surface 32g of the piercing end 32f of the clamping end 32a located on the left side in fig. 5) and the first groove 32e and a connection point of the inclined surface 32g of the other piercing end 32f (i.e. the inclined surface 32g of the piercing end 32f of the clamping end 32a located on the right side in fig. 5) and the first groove 32e, and the first groove width R2 of the second connecting member 32 is smaller than or equal to the wire diameter d2 of the wire core 422 of the second cable 42, so that when the second cable 42 is received in the first groove 32e, the two piercing ends 32f can respectively pierce the insulating layer 421 of the second cable 42 to be in conductive contact with the wire core 422.

Referring to fig. 4 and fig. 6 again, the housing 2 includes at least one first through hole 25a and at least one second through hole 25b, in the present embodiment, the number of the first through holes 25a is two, and the first through holes are located on the fifth side 20e of the housing 2, the number of the second through holes 25b is two, and the second through holes are located on the sixth side 20f of the housing 2, and the arrangement positions of the two first through holes 25a respectively correspond to the arrangement positions of the two second through holes 25 b. The diameter M1 of one of the first through holes 25a (i.e., the first through hole 25a on the left side in fig. 6) of the two first through holes 25a is equal to the diameter of the corresponding second through hole 25b, and is respectively greater than the wire diameter D1 of the first cable 41, so that when the first cable 41 is placed in the first accommodating space 21, two ends of the first cable 41 can be exposed to the outside of the housing 2 through the corresponding first through hole 25a and the corresponding second through hole 25b, respectively. The diameter M2 of the other one 25a of the two first through holes 25a (i.e. the first through hole 25a on the right side in fig. 6) is equal to the diameter of the corresponding second through hole 25b, and is respectively greater than the diameter D2 of the second cable 42, so that when the second cable 42 is placed in the first accommodating space 21, two ends of the second cable 42 can be exposed to the outside of the housing 2 through the corresponding first through hole 25a and the corresponding second through hole 25b, respectively.

In the present embodiment, the first groove 31e of the first connecting part 31 is located between the corresponding first through hole 25a and the corresponding second through hole 25b, and the shortest distance between the first groove 31e of the first connecting part 31 and the second side 20b of the housing 2 is greater than or equal to the shortest distance between the corresponding first through hole 25a (i.e. the first through hole 25a located on the left side in fig. 5) and the second side 20b of the housing 2, and the shortest distance between the first groove 31e of the first connecting part 31 and the second side 20b of the housing 2 is greater than or equal to the shortest distance between the corresponding second through hole 25b and the second side 20b of the housing 2, so as to avoid the edge of the housing 2 forming the first through hole 25a and the edge of the housing 2 forming the second through hole 25b from blocking the first cable 41 from being accommodated in the first groove 31 e. The first groove 32e of the second connecting member 32 is located between the corresponding first through hole 25a and the corresponding second through hole 25b, and the shortest distance between the first groove 32e of the second connecting member 32 and the second side 20b of the housing 2 is greater than or equal to the shortest distance between the corresponding first through hole 25a (i.e. the first through hole 25a located on the right side in fig. 5) and the second side 20b of the housing 2, and the shortest distance between the first groove 32e of the second connecting member 32 and the second side 20b of the housing 2 is smaller than the shortest distance between the corresponding second through hole 25b and the second side 20b of the housing 2, so as to avoid the edge of the housing 2 constituting the first through hole 25a and the edge of the housing 2 constituting the second through hole 25b from blocking the second cable 42 from being accommodated in the first groove 32 e.

As shown in fig. 2 to 4, the housing 2 includes an upper casing 26a, a lower casing 26b, at least one first fixing portion 27 and at least one second fixing portion 28. The upper housing part 26a and the lower housing part 26b are oppositely disposed and assembled with each other, the surface of the upper housing part 26a forms the first side 20a of the housing 2, the three surfaces of the lower housing part 26b forms the second side 20b, the third side 20c and the fourth side 20d of the housing 2, respectively, wherein the connection position of the upper housing part 26a and the lower housing part 26b is formed by the turning position between the first side 20a and the third side 20c of the housing 2, and the upper housing part 26a and the lower housing part 26b are assembled or partially separated according to the turning position between the first side 20a and the third side 20c of the housing 2. The number of the first fixing portions 27 corresponds to the number of the first connecting members 31, for example, two as shown in fig. 3, each first fixing portion 27 includes a plurality of fixing wall surfaces 27a and at least one second groove 27b, in the present embodiment, the first fixing portion 27 includes three fixing wall surfaces 27a and two second grooves 27b, the three fixing wall surfaces 27a of the first fixing portion 27 are formed by extending the lower case member 26b constituting the second side 20b of the case 2 toward the upper case member 26a, spaces formed between the three fixing wall surfaces 27a and the lower case member 26b constituting the third side 20c of the case 2 communicate with the corresponding passages 23, the two second grooves 27b are respectively located on the two fixing wall surfaces 27a parallel to the sixth side 20f of the case 2, and each second groove 27b is formed by recessing an end of the corresponding fixing wall 27a adjacent to the first side 20a of the housing 2, wherein a first through hole 25a of the casing 2 (i.e. the first through hole 25a adjacent to the third side 20c of the casing 2), the second groove 27b of the first fixing portion 27, the first groove 31e of the first connecting member 31, and a second through hole 25b of the casing 2 (i.e. the second through hole 25b adjacent to the third side 20c of the casing 2) are arranged in a straight line, a portion of the first cable 41 is placed in the second groove 27b of the first fixing portion 27 and the first groove 31e of the first connecting member 31, and both ends of the first cable 41 are exposed to the outside of the case 2 through the first through hole 25a adjacent to the third side 20c of the case 2 and the second through hole 25b adjacent to the third side 20c of the case 2, wherein the second groove width of the second groove 27b of the first fixing portion 27 is greater than or equal to the wire diameter D1 of the first cable 41, so that a portion of the first cable 41 can be placed in the second groove 27b of the first fixing portion 27.

The number of the second fixing portions 28 corresponds to the number of the second connecting portions 32, for example, two as shown in fig. 3, each second fixing portion 28 includes a plurality of fixing wall surfaces 28a and at least one second groove 28b, in the present embodiment, the second fixing portion 28 includes three fixing wall surfaces 28a and two second grooves 28b, the three fixing wall surfaces 28a of the second fixing portion 28 are formed by extending the lower case member 26b constituting the second side 20b of the case 2 toward the upper case member 26a, spaces formed between the three fixing wall surfaces 28a and the lower case member 26b constituting the fourth side 20d of the case 2 communicate with the corresponding passages 23, the two second grooves 28b are respectively located on the two fixing wall surfaces 28a parallel to the sixth side 20f of the case 2, and each second groove 28b is formed by recessing an end of the corresponding fixing wall 28a adjacent to the first side 20a of the housing 2, wherein a first through hole 25a of the housing 2 (i.e. the first through hole 25a adjacent to the fourth side 20d of the housing 2), the second groove 28b of the second fixing portion 28, the first groove 32e of the second connecting portion 32, and a second through hole 25b of the housing 2 (i.e. the second through hole 25b adjacent to the fourth side 20d of the housing 2) are arranged in a straight line, a portion of the second cable 42 is disposed in the second groove 28b of the second fixing portion 28 and the first groove 32e of the second connecting portion 32, and both ends of the second cable 42 are exposed to the outside of the case 2 through the first through hole 25a adjacent to the fourth side 20d of the case 2 and the second through hole 25b adjacent to the fourth side 20d of the case 2, wherein the second groove width of the second groove 28b of the second fixing portion 28 is greater than or equal to the wire diameter D2 of the second cable 42, so that a portion of the second cable 42 can be placed in the second groove 28b of the second fixing portion 28. In some embodiments, the connecting device 1 further includes a covering portion 33, as shown in fig. 4, the covering portion 33 is disposed on the third side 20c of the housing 2 to cover the second accommodating space 22, so that the circuit board 5 is sealed in the second accommodating space 22.

Referring to fig. 7 to 10, fig. 7 is a schematic structural diagram of a docking device according to a second embodiment of the present disclosure, fig. 8 is a schematic structural diagram of an exploded view of the docking device shown in fig. 7, fig. 9 is a schematic structural diagram of another view angle of the docking device shown in fig. 7, and fig. 10 is a schematic structural diagram of an exploded view of the docking device shown in fig. 9. Compared with the housing of the docking device 1 of the first embodiment which only includes two accommodating spaces and a single partition, the housing 2 of the docking device 1a of this embodiment includes a first accommodating space 21, a second accommodating space 22, a third accommodating space 29, and two partitions 24 (hereinafter referred to as a first partition and a second partition), as shown in fig. 8 and 10, the first accommodating space 21 and the second accommodating space 22 are separated from each other by the first partition 24 (i.e., the partition on the left side relative to fig. 8) on two sides of the first partition 24, the second accommodating space 22 and the third accommodating space 29 are separated from each other by the second partition 24 (i.e., the partition on the right side relative to fig. 8) on two sides of the second partition 24, and the second accommodating space 22 is located between the first accommodating space 21 and the third accommodating space 29. In addition, similar to the housing 2 of the guiding device 1 of the first embodiment having the channel passing through the partition 24, the housing 2 of the guiding device 1a of the present embodiment also has the channel passing through the corresponding partition 24, that is, as shown in fig. 8 and 10, the housing 2 of the guiding device 1a includes a first channel 23a and a second channel 23b, the first channel 23a passes through the first partition 24 and is communicated between the first accommodating space 21 and the second accommodating space 22, and the second channel 23b passes through the second partition 24 and is communicated between the second accommodating space 22 and the third accommodating space 29.

Furthermore, compared to the first connecting part, the second connecting part, the first cable and the second cable of the first embodiment all located in the same accommodating space, the first connecting part 31 and the first cable 41 of the guiding device 1a of the present embodiment are disposed in the first accommodating space 21, and the second connecting part 32 and the second cable 42 are disposed in the third accommodating space 29. As shown in fig. 10, the first connecting part 31 of the connecting device 1a is inserted into the first passage 23a, the holding end 31a of the first connecting part 31 is formed by an end of the first connecting part 31 away from the first partition 24, the holding end 31a of the first connecting part 31 is located in the first receiving space 21, and the first connecting end 31b of the first connecting part 31 is located in the second receiving space 22. As shown in fig. 8, the second connecting component 32 of the docking device 1a is inserted into the second channel 23b, the holding end 32a of the second connecting component 32 is formed by an end of the second connecting component 32 away from the second partition 24, the holding end 32a of the second connecting component 32 is located in the third accommodating space 29, and the first docking end 32b of the second connecting component 32 is located in the second accommodating space 22. The structure of the first connecting part 31 and the second connecting part 32 of the present embodiment is similar to the structure of the first connecting part 31 and the second connecting part 32 shown in fig. 3, and therefore, the description thereof is omitted.

In the embodiment, the circuit board 5 is located in the second accommodating space 22 and located between the first connecting component 31 and the second connecting component 32. In addition, the circuit board 5 of the embodiment includes a plurality of second connection terminals 51, for example, four second connection terminals 51, wherein two of the second connection terminals 51 are respectively contacted with the two first connection terminals 31b of the first connection component 31, the other two second connection terminals 51 are respectively contacted with the two first connection terminals 32b of the second connection component 32, and the two second connection terminals 51 contacted with the two first connection terminals 31b of the first connection component 31 and the two second connection terminals 51 contacted with the two first connection terminals 32b of the second connection component 32 are respectively located on two opposite sides of the circuit board 5.

In addition, compared to the housing of the docking device 1 of the first embodiment which is composed of the upper housing and the lower housing, the housing 2 of the docking device 1a of the present embodiment is composed of the body 71, the first covering portion 72, the second covering portion 73 and the third covering portion 74 which are assembled with each other. As shown in fig. 8 and 10, the first side 71a and the second side 71b of the body 71 are disposed opposite to each other, the third side 71c and the fourth side 71d of the body 71 are disposed opposite to each other and located between the first side 71a and the second side 71b, and the fifth side 71e and the sixth side 71f of the body 71 are disposed opposite to each other and located between the first side 71a and the second side 71b and located between the third side 71c and the fourth side 71 d. The first covering portion 72 is disposed on the third side 71c of the body 71 to cover the first accommodating space 21. The second covering portion 73 is disposed on the first side 71a of the body 71 to cover the second accommodating space 22. The third covering portion 74 is disposed on the fourth side 71d of the body 71 to cover the third accommodating space 29.

Referring to fig. 8 and 10 again, the housing 2 includes a plurality of first through holes 25a and a plurality of second through holes 25b, in the present embodiment, the housing 2 includes two first through holes 25a and two second through holes 25b, the two first through holes 25a are located on the fifth side 71e of the body 71, one of the two first through holes 25a is formed by connecting one end of the first covering portion 72 with the third side 71c of the body 71, and the other one of the two first through holes 25a is formed by connecting one end of the third covering portion 74 with the fourth side 71d of the body 71. The two second through holes 25b are located on the sixth side 71f of the body 71, one 25b of the two second through holes 25b is formed by connecting the other end of the first covering portion 72 with the third side 71c of the body 71, and the other 25b of the two second through holes 25b is formed by connecting the other end of the third covering portion 74 with the fourth side 71d of the body 71. The two first through holes 25a are disposed at positions corresponding to the two second through holes 25b, one of the first through holes 25a of the two first through holes 25a and one of the second through holes 25b are disposed at two sides of the first accommodating space 21, the other of the first through holes 25a of the two first through holes 25a and the other of the second through holes 25b are disposed at two sides of the third accommodating space 29, the first cable 41 is disposed in the first accommodating space 21 and exposed to the outside of the housing 2 through the corresponding first through holes 25a and the corresponding second through holes 25b, wherein the wire diameter of the first cable 41 is smaller than the diameter of the corresponding first through holes 25a and the diameter of the corresponding second through holes 25b, the second cable 42 is disposed in the third accommodating space 29 and exposed to the outside of the housing 2 through the corresponding first through holes 25a and the corresponding second through holes 25b, and wherein the wire diameter of the second cable 42 is smaller than the diameter of the corresponding first through holes 25a and the diameter of the corresponding second through holes 25 b.

In summary, the connecting device of the present disclosure includes two connecting members, a clamping end of each connecting member is connected to a core of a corresponding cable, and a first connecting end of each connecting member contacts a second connecting end of the circuit board and is electrically connected to the control element, so that, compared to the conventional charging device connected between the signal source and the control element by welding and connected between the control element and the ground wire by riveting, the connecting member of the connecting device of the present disclosure is connected to the core by puncturing the cable and connected to the circuit board by contacting without additional welding or riveting process, and when the cable or the circuit board needs to be replaced, the connecting device can be replaced by simply disassembling, so that the processing process of the connecting device during assembly is easy, thereby improving the stability and the yield of the connecting device, and reducing the production cost of the connecting device. In addition, the joint of the first cable and the first connecting part and the joint of the second cable and the second connecting part are both positioned in the shell, so that the joints are not collided by external force, and the joints are stable and are not easy to separate.

Claims

1. A docking device, comprising:

a shell, which comprises a first accommodating space, a second accommodating space and at least one channel, wherein the channel is communicated between the first accommodating space and the second accommodating space;

at least one connecting component, which is arranged in the channel in a penetrating way and comprises a clamping end and a first guide connecting end which are arranged oppositely, wherein the clamping end is positioned in the first accommodating space, and the first guide connecting end is positioned in the second accommodating space;

at least one cable, at least part of which is arranged in the first accommodating space and comprises an insulating layer and a wire core, wherein the insulating layer is an outer ring for coating the wire core, and the clamping end is used for clamping the cable and synchronously puncturing the insulating layer so as to be connected with the wire core in a conduction way; and

the circuit board is arranged in the second accommodating space and comprises at least one second lead-connecting end, and the second lead-connecting end is contacted with the corresponding first lead-connecting end.

2. The apparatus according to claim 1, wherein the connecting member is made of conductive material, the holding member has a first recess formed by recessing one side of the holding member for accommodating the cable, and two piercing ends disposed at two sides of the first recess for piercing the insulating layer and connecting to the core.

3. The docking assembly of claim 2 wherein the holder has a first face and a second face opposite to the first face, each piercing end having an inclined surface between the first face and the second face and inclined from the first face toward the second face.

4. The docking device as recited in claim 3 wherein the first face has a first angle with the inclined surface and the second face has a second angle with the inclined surface, the first angle being less than the second angle.

5. The docking device of claim 4 wherein the first angle is 45 degrees and the second angle is 135 degrees.

6. The splice device of claim 2, wherein the first groove has a first groove width, the first groove width being less than or equal to a wire diameter of the core of the cable.

7. The device of claim 1, wherein the housing has a first side, a second side, a third side, a fourth side, a fifth side, and a sixth side, the first side and the second side are opposite, the third side and the fourth side are opposite, the fifth side and the sixth side are opposite, the housing has at least one first through hole and at least one second through hole, the first through hole is located on the fifth side of the housing, the second through hole is located on the sixth side of the housing, the first through hole is located at a position corresponding to a position of the second through hole, wherein a diameter of the first through hole and a diameter of the second through hole are respectively greater than or equal to a diameter of the cable.

8. The docking device as claimed in claim 7, wherein the holder has a first recess formed by recessing one side of the holder for receiving the cable, a shortest distance between the first recess and the second side of the housing is greater than or equal to a shortest distance between the first through hole and the second side of the housing, and a shortest distance between the first recess and the second side of the housing is greater than or equal to a shortest distance between the second through hole and the second side of the housing.

9. The apparatus according to claim 7, wherein the housing includes an upper housing member, a lower housing member and at least one fixing portion, the upper housing member and the lower housing member are disposed opposite to each other and are assembled to each other, a surface of the upper housing member forms the first side of the housing, three surfaces of the lower housing member respectively form the second side, the third side and the fourth side of the housing, the fixing portion includes a plurality of fixing walls and at least one second groove, the plurality of fixing walls are formed by extending the lower housing member toward the upper housing member, a space formed between the plurality of fixing walls and the lower housing member forming the third side of the housing and the corresponding passage are communicated, the second groove is formed by recessing an end of the corresponding fixing wall adjacent to the first side, wherein the first groove of the clamping end, the second groove of the fixing portion, the first through hole of the housing and the second through hole are disposed in a straight line, and a width of a second groove of the second groove is greater than or equal to the wire diameter of the cable.

10. The apparatus of claim 1, wherein the at least one cable comprises a first cable and a second cable, the first cable is for transmitting signals, the second cable is for grounding, the at least one connecting member comprises a first connecting member and a second connecting member, the clamping end of the first connecting member is used for piercing the first cable and piercing the insulation layer of the first cable simultaneously to connect with the core of the first cable, the first connecting end of the first connecting member contacts the corresponding second connecting end, the clamping end of the second connecting member is used for piercing the second cable and piercing the insulation layer of the second cable simultaneously to connect with the core of the second cable, and the first connecting end of the second connecting member contacts the corresponding second connecting end.

11. The connecting device as claimed in claim 1, wherein the connecting device comprises a control element and a connecting wire, the connecting wire is connected between the control element and the circuit board and electrically connected to the second connecting terminal through a wire in the circuit board.

12. A docking device, comprising:

a housing, including a first receiving space, a second receiving space, a third receiving space, a first channel and a second channel, wherein the first channel is connected between the first receiving space and the second receiving space, and the second channel is connected between the second receiving space and the third receiving space;

the first connecting part penetrates through the first channel and comprises a clamping end and a first connecting end which are oppositely arranged, the clamping end of the first connecting part is positioned in the first accommodating space, and the first connecting end of the first connecting part is positioned in the second accommodating space;

the second connecting part penetrates through the second channel and comprises a clamping end and a first leading end which are oppositely arranged, the clamping end of the second connecting part is positioned in the third accommodating space, and the first leading end of the second connecting part is positioned in the second accommodating space;

the first cable is at least partially arranged in the first accommodating space and comprises an insulating layer and a wire core, the insulating layer of the first cable is an outer ring covering the wire core, and the clamping end of the first cable is used for clamping the first cable and synchronously puncturing the insulating layer so as to be connected with the wire core in a conduction mode;

the second cable is at least partially arranged in the third accommodating space and comprises an insulating layer and a wire core, the insulating layer of the second cable is an outer ring wrapping the wire core, and the clamping end of the second cable is used for clamping the second cable and synchronously puncturing the insulating layer so as to be connected with the wire core in a conduction mode; and

the circuit board is arranged in the second accommodating space and comprises a plurality of second lead terminals, and the second lead terminals are respectively contacted with the first lead terminal of the first connecting component and the first lead terminal of the second connecting component.

13. The apparatus according to claim 12, wherein the second receiving space is located between the first receiving space and the third receiving space.

14. The apparatus according to claim 12, wherein the first connecting member and the second connecting member are made of conductive material, the clamping end of the first connecting member and the clamping end of the second connecting member respectively have a first groove and two piercing ends, the first groove is formed by recessing one side of the clamping end, the first groove of the first connecting member is used for accommodating the first cable, the two piercing ends of the first connecting member are located on two sides of the first groove, and are used for piercing the insulating layer of the first cable and are in conductive connection with the core of the first cable, the first groove of the second connecting member is used for accommodating the second cable, and the two piercing ends of the second connecting member are located on two sides of the first groove, and are used for piercing the insulating layer of the second cable and are in conductive connection with the core of the second cable.

15. The docking assembly as defined in claim 14, wherein the retaining end of the first docking component and the retaining end of the second docking component each have a first surface and a second surface, the first surface and the second surface being opposite, each piercing end having an inclined surface, the inclined surface being disposed between the first surface and the second surface and being inclined from the corresponding first surface toward the corresponding second surface.

16. The docking device as recited in claim 15, wherein the first face has a first angle with the inclined surface, the second face has a second angle with the inclined surface, and the first angle is less than the second angle.

17. The docking device of claim 16, wherein the first angle is 45 degrees and the second angle is 135 degrees.

18. The docking device of claim 14, wherein the first recess of the first coupling member has a first recess width, the first recess width of the first coupling member being less than or equal to the wire diameter of the core of the first cable, the first recess of the second coupling member having a first recess width, the first recess width of the second coupling member being less than or equal to the wire diameter of the core of the second cable.

19. The apparatus according to claim 12, wherein the housing comprises a body, a first covering portion, a second covering portion and a third covering portion, the body has a first side, a second side, a third side, a fourth side, a fifth side and a sixth side, the first side and the second side are opposite, the third side and the fourth side are opposite, the fifth side and the sixth side are opposite, the first covering portion covers the first receiving space, the second covering portion covers the second receiving space, and the third covering portion covers the third receiving space.

20. The apparatus according to claim 19, wherein the housing includes a plurality of first through holes and a plurality of second through holes, the plurality of first through holes are located at the fifth side of the body, the plurality of second through holes are located at the sixth side of the body, the plurality of first through holes are located at positions corresponding to positions of the plurality of second through holes, two ends of the first cable are exposed to the outside of the housing through the corresponding first through holes and the corresponding second through holes, a diameter of the first cable is smaller than a diameter of the corresponding first through holes and a diameter of the corresponding second through holes, two ends of the second cable are exposed to the outside of the housing through the corresponding first through holes and the corresponding second through holes, and a diameter of the second cable is smaller than a diameter of the corresponding first through holes and a diameter of the corresponding second through holes.

21. The apparatus of claim 12, wherein the second terminal contacting the first terminal of the first connector and the second terminal contacting the first terminal of the second connector are located on opposite sides of the circuit board.

22. The device of claim 12, wherein the device comprises a control element and a connection wire, the connection wire is connected between the control element and the circuit board and electrically connected to the second terminals through wires in the circuit board.